Pileus Git - ~andy/gtk/blob - gtk/gtktoolbar.c

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  * GtkToolbar copyright (C) Federico Mena
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the Free
  17  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #include "gtkbutton.h"
  21 #include "gtklabel.h"
  22 #include "gtkvbox.h"
  23 #include "gtktoolbar.h"
  24
  25
  26 #define DEFAULT_SPACE_SIZE 5
  27
  28
  29 enum {
  30         ORIENTATION_CHANGED,
  31         STYLE_CHANGED,
  32         LAST_SIGNAL
  33 };
  34
  35
  36 typedef enum {
  37         CHILD_SPACE,
  38         CHILD_BUTTON,
  39         CHILD_WIDGET
  40 } ChildType;
  41
  42 typedef struct {
  43         ChildType type;
  44         GtkWidget *widget;
  45         GtkWidget *icon;
  46         GtkWidget *label;
  47 } Child;
  48
  49
  50 typedef void (*GtkToolbarSignal1) (GtkObject *object,
  51                                    gint       arg1,
  52                                    gpointer   data);
  53
  54 static void gtk_toolbar_marshal_signal_1 (GtkObject     *object,
  55                                           GtkSignalFunc  func,
  56                                           gpointer       func_data,
  57                                           GtkArg        *args);
  58
  59
  60 static void gtk_toolbar_class_init               (GtkToolbarClass *class);
  61 static void gtk_toolbar_init                     (GtkToolbar      *toolbar);
  62 static void gtk_toolbar_destroy                  (GtkObject       *object);
  63 static void gtk_toolbar_map                      (GtkWidget       *widget);
  64 static void gtk_toolbar_unmap                    (GtkWidget       *widget);
  65 static void gtk_toolbar_draw                     (GtkWidget       *widget,
  66                                                   GdkRectangle    *area);
  67 static gint gtk_toolbar_expose                   (GtkWidget       *widget,
  68                                                   GdkEventExpose  *event);
  69 static void gtk_toolbar_size_request             (GtkWidget       *widget,
  70                                                   GtkRequisition  *requisition);
  71 static void gtk_toolbar_size_allocate            (GtkWidget       *widget,
  72                                                   GtkAllocation   *allocation);
  73 static void gtk_toolbar_add                      (GtkContainer    *container,
  74                                                   GtkWidget       *widget);
  75 static void gtk_toolbar_remove                   (GtkContainer    *container,
  76                                                   GtkWidget       *widget);
  77 static void gtk_toolbar_foreach                  (GtkContainer    *container,
  78                                                   GtkCallback      callback,
  79                                                   gpointer         callback_data);
  80 static void gtk_real_toolbar_orientation_changed (GtkToolbar      *toolbar,
  81                                                   GtkOrientation   orientation);
  82 static void gtk_real_toolbar_style_changed       (GtkToolbar      *toolbar,
  83                                                   GtkToolbarStyle  style);
  84
  85
  86 static GtkContainerClass *parent_class;
  87
  88 static gint toolbar_signals[LAST_SIGNAL] = { 0 };
  89
  90
  91 guint
  92 gtk_toolbar_get_type(void)
  93 {
  94         static guint toolbar_type = 0;
  95
  96         if (!toolbar_type) {
  97                 GtkTypeInfo toolbar_info = {
  98                         "GtkToolbar",
  99                         sizeof(GtkToolbar),
 100                         sizeof(GtkToolbarClass),
 101                         (GtkClassInitFunc) gtk_toolbar_class_init,
 102                         (GtkObjectInitFunc) gtk_toolbar_init,
 103                         (GtkArgFunc) NULL
 104                 };
 105
 106                 toolbar_type = gtk_type_unique(gtk_container_get_type(), &toolbar_info);
 107         }
 108
 109         return toolbar_type;
 110 }
 111
 112 static void
 113 gtk_toolbar_class_init(GtkToolbarClass *class)
 114 {
 115         GtkObjectClass *object_class;
 116         GtkWidgetClass *widget_class;
 117         GtkContainerClass *container_class;
 118
 119         object_class = (GtkObjectClass *) class;
 120         widget_class = (GtkWidgetClass *) class;
 121         container_class = (GtkContainerClass *) class;
 122
 123         parent_class = gtk_type_class(gtk_container_get_type());
 124
 125         toolbar_signals[ORIENTATION_CHANGED] =
 126                 gtk_signal_new("orientation_changed",
 127                                GTK_RUN_FIRST,
 128                                object_class->type,
 129                                GTK_SIGNAL_OFFSET(GtkToolbarClass, orientation_changed),
 130                                gtk_toolbar_marshal_signal_1,
 131                                GTK_TYPE_NONE, 1,
 132                                GTK_TYPE_INT);
 133         toolbar_signals[STYLE_CHANGED] =
 134                 gtk_signal_new("style_changed",
 135                                GTK_RUN_FIRST,
 136                                object_class->type,
 137                                GTK_SIGNAL_OFFSET(GtkToolbarClass, style_changed),
 138                                gtk_toolbar_marshal_signal_1,
 139                                GTK_TYPE_NONE, 1,
 140                                GTK_TYPE_INT);
 141
 142         gtk_object_class_add_signals(object_class, toolbar_signals, LAST_SIGNAL);
 143
 144         object_class->destroy = gtk_toolbar_destroy;
 145
 146         widget_class->map = gtk_toolbar_map;
 147         widget_class->unmap = gtk_toolbar_unmap;
 148         widget_class->draw = gtk_toolbar_draw;
 149         widget_class->expose_event = gtk_toolbar_expose;
 150         widget_class->size_request = gtk_toolbar_size_request;
 151         widget_class->size_allocate = gtk_toolbar_size_allocate;
 152
 153         container_class->add = gtk_toolbar_add;
 154         container_class->remove = gtk_toolbar_remove;
 155         container_class->foreach = gtk_toolbar_foreach;
 156
 157         class->orientation_changed = gtk_real_toolbar_orientation_changed;
 158         class->style_changed = gtk_real_toolbar_style_changed;
 159 }
 160
 161 static void
 162 gtk_toolbar_init(GtkToolbar *toolbar)
 163 {
 164         GTK_WIDGET_SET_FLAGS(toolbar, GTK_NO_WINDOW);
 165
 166         toolbar->num_children = 0;
 167         toolbar->children     = NULL;
 168         toolbar->orientation  = GTK_ORIENTATION_HORIZONTAL;
 169         toolbar->style        = GTK_TOOLBAR_ICONS;
 170         toolbar->space_size   = DEFAULT_SPACE_SIZE;
 171         toolbar->tooltips     = gtk_tooltips_new();
 172         toolbar->button_maxw  = 0;
 173         toolbar->button_maxh  = 0;
 174 }
 175
 176 GtkWidget *
 177 gtk_toolbar_new(GtkOrientation  orientation,
 178                 GtkToolbarStyle style)
 179 {
 180         GtkToolbar *toolbar;
 181
 182         toolbar = gtk_type_new(gtk_toolbar_get_type());
 183
 184         toolbar->orientation = orientation;
 185         toolbar->style = style;
 186
 187         return GTK_WIDGET(toolbar);
 188 }
 189
 190
 191 static void
 192 gtk_toolbar_destroy(GtkObject *object)
 193 {
 194         GtkToolbar *toolbar;
 195         GList      *children;
 196         Child      *child;
 197
 198         g_return_if_fail(object != NULL);
 199         g_return_if_fail(GTK_IS_TOOLBAR(object));
 200
 201         toolbar = GTK_TOOLBAR(object);
 202
 203         gtk_tooltips_unref(toolbar->tooltips);
 204
 205         for (children = toolbar->children; children; children = children->next) {
 206                 child = children->data;
 207
 208                 if (child->type != CHILD_SPACE) {
 209                         child->widget->parent = NULL;
 210                         gtk_object_unref(GTK_OBJECT(child->widget));
 211                         gtk_widget_destroy(child->widget);
 212                 }
 213
 214                 g_free(child);
 215         }
 216
 217         g_list_free(toolbar->children);
 218
 219         if (GTK_OBJECT_CLASS(parent_class)->destroy)
 220                 (* GTK_OBJECT_CLASS(parent_class)->destroy) (object);
 221 }
 222
 223 static void
 224 gtk_toolbar_map(GtkWidget *widget)
 225 {
 226         GtkToolbar *toolbar;
 227         GList      *children;
 228         Child      *child;
 229
 230         g_return_if_fail(widget != NULL);
 231         g_return_if_fail(GTK_IS_TOOLBAR(widget));
 232
 233         toolbar = GTK_TOOLBAR(widget);
 234         GTK_WIDGET_SET_FLAGS(toolbar, GTK_MAPPED);
 235
 236         for (children = toolbar->children; children; children = children->next) {
 237                 child = children->data;
 238
 239                 if ((child->type != CHILD_SPACE)
 240                     && GTK_WIDGET_VISIBLE(child->widget) && !GTK_WIDGET_MAPPED(child->widget))
 241                         gtk_widget_map(child->widget);
 242         }
 243 }
 244
 245 static void
 246 gtk_toolbar_unmap(GtkWidget *widget)
 247 {
 248         GtkToolbar *toolbar;
 249         GList      *children;
 250         Child      *child;
 251
 252         g_return_if_fail(widget != NULL);
 253         g_return_if_fail(GTK_IS_TOOLBAR(widget));
 254
 255         toolbar = GTK_TOOLBAR(widget);
 256         GTK_WIDGET_UNSET_FLAGS(toolbar, GTK_MAPPED);
 257
 258         for (children = toolbar->children; children; children = children->next) {
 259                 child = children->data;
 260
 261                 if ((child->type != CHILD_SPACE)
 262                     && GTK_WIDGET_VISIBLE(child->widget) && GTK_WIDGET_MAPPED(child->widget))
 263                         gtk_widget_unmap(child->widget);
 264         }
 265 }
 266
 267 static void
 268 gtk_toolbar_draw(GtkWidget    *widget,
 269                  GdkRectangle *area)
 270 {
 271         GtkToolbar   *toolbar;
 272         GList        *children;
 273         Child        *child;
 274         GdkRectangle  child_area;
 275
 276         g_return_if_fail(widget != NULL);
 277         g_return_if_fail(GTK_IS_TOOLBAR(widget));
 278
 279         if (GTK_WIDGET_DRAWABLE(widget)) {
 280                 toolbar = GTK_TOOLBAR(widget);
 281
 282                 for (children = toolbar->children; children; children = children->next) {
 283                         child = children->data;
 284
 285                         if ((child->type != CHILD_SPACE)
 286                             && gtk_widget_intersect(child->widget, area, &child_area))
 287                                 gtk_widget_draw(child->widget, &child_area);
 288                 }
 289         }
 290 }
 291
 292 static gint
 293 gtk_toolbar_expose(GtkWidget      *widget,
 294                    GdkEventExpose *event)
 295 {
 296         GtkToolbar     *toolbar;
 297         GList          *children;
 298         Child          *child;
 299         GdkEventExpose  child_event;
 300
 301         g_return_val_if_fail(widget != NULL, FALSE);
 302         g_return_val_if_fail(GTK_IS_TOOLBAR(widget), FALSE);
 303         g_return_val_if_fail(event != NULL, FALSE);
 304
 305         if (GTK_WIDGET_DRAWABLE(widget)) {
 306                 toolbar = GTK_TOOLBAR(widget);
 307
 308                 child_event = *event;
 309
 310                 for (children = toolbar->children; children; children = children->next) {
 311                         child = children->data;
 312
 313                         if ((child->type != CHILD_SPACE)
 314                             && GTK_WIDGET_NO_WINDOW(child->widget)
 315                             && gtk_widget_intersect(child->widget, &event->area, &child_event.area))
 316                                 gtk_widget_event(child->widget, (GdkEvent *) &child_event);
 317                 }
 318         }
 319
 320         return FALSE;
 321 }
 322
 323 static void
 324 gtk_toolbar_size_request(GtkWidget      *widget,
 325                          GtkRequisition *requisition)
 326 {
 327         GtkToolbar *toolbar;
 328         GList      *children;
 329         Child      *child;
 330         gint        nbuttons;
 331         gint        button_maxw, button_maxh;
 332         gint        widget_maxw, widget_maxh;
 333
 334         g_return_if_fail(widget != NULL);
 335         g_return_if_fail(GTK_IS_TOOLBAR(widget));
 336         g_return_if_fail(requisition != NULL);
 337
 338         toolbar = GTK_TOOLBAR(widget);
 339
 340         requisition->width = GTK_CONTAINER(toolbar)->border_width * 2;
 341         requisition->height = GTK_CONTAINER(toolbar)->border_width * 2;
 342         nbuttons = 0;
 343         button_maxw = 0;
 344         button_maxh = 0;
 345         widget_maxw = 0;
 346         widget_maxh = 0;
 347
 348         for (children = toolbar->children; children; children = children->next) {
 349                 child = children->data;
 350
 351                 switch (child->type) {
 352                         case CHILD_SPACE:
 353                                 if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 354                                         requisition->width += toolbar->space_size;
 355                                 else
 356                                         requisition->height += toolbar->space_size;
 357
 358                                 break;
 359
 360                         case CHILD_BUTTON:
 361                                 if (GTK_WIDGET_VISIBLE(child->widget)) {
 362                                         gtk_widget_size_request(child->widget, &child->widget->requisition);
 363
 364                                         nbuttons++;
 365                                         button_maxw = MAX(button_maxw, child->widget->requisition.width);
 366                                         button_maxh = MAX(button_maxh, child->widget->requisition.height);
 367                                 }
 368
 369                                 break;
 370
 371                         case CHILD_WIDGET:
 372                                 if (GTK_WIDGET_VISIBLE(child->widget)) {
 373                                         gtk_widget_size_request(child->widget, &child->widget->requisition);
 374
 375                                         widget_maxw = MAX(widget_maxw, child->widget->requisition.width);
 376                                         widget_maxh = MAX(widget_maxh, child->widget->requisition.height);
 377
 378                                         if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 379                                                 requisition->width += child->widget->requisition.width;
 380                                         else
 381                                                 requisition->height += child->widget->requisition.height;
 382                                 }
 383
 384                                 break;
 385
 386                         default:
 387                                 g_assert_not_reached();
 388                 }
 389         }
 390
 391         if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) {
 392                 requisition->width += nbuttons * button_maxw;
 393                 requisition->height += MAX(button_maxh, widget_maxh);
 394         } else {
 395                 requisition->width += MAX(button_maxw, widget_maxw);
 396                 requisition->height += nbuttons * button_maxh;
 397         }
 398
 399         toolbar->button_maxw = button_maxw;
 400         toolbar->button_maxh = button_maxh;
 401 }
 402
 403 static void
 404 gtk_toolbar_size_allocate(GtkWidget     *widget,
 405                           GtkAllocation *allocation)
 406 {
 407         GtkToolbar     *toolbar;
 408         GList          *children;
 409         Child          *child;
 410         GtkAllocation   alloc;
 411         gint            border_width;
 412
 413         g_return_if_fail(widget != NULL);
 414         g_return_if_fail(GTK_IS_TOOLBAR(widget));
 415         g_return_if_fail(allocation != NULL);
 416
 417         toolbar = GTK_TOOLBAR(widget);
 418         widget->allocation = *allocation;
 419
 420         border_width = GTK_CONTAINER(toolbar)->border_width;
 421
 422         if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 423                 alloc.x = allocation->x + border_width;
 424         else
 425                 alloc.y = allocation->y + border_width;
 426
 427         for (children = toolbar->children; children; children = children->next) {
 428                 child = children->data;
 429
 430                 switch (child->type) {
 431                         case CHILD_SPACE:
 432                                 if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 433                                         alloc.x += toolbar->space_size;
 434                                 else
 435                                         alloc.y += toolbar->space_size;
 436
 437                                 break;
 438
 439                         case CHILD_BUTTON:
 440                                 alloc.width = toolbar->button_maxw;
 441                                 alloc.height = toolbar->button_maxh;
 442
 443                                 if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 444                                         alloc.y = (allocation->y
 445                                                    + (allocation->height - toolbar->button_maxh) / 2);
 446                                 else
 447                                         alloc.x = (allocation->x
 448                                                    + (allocation->width - toolbar->button_maxw) / 2);
 449
 450                                 gtk_widget_size_allocate(child->widget, &alloc);
 451
 452                                 if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 453                                         alloc.x += toolbar->button_maxw;
 454                                 else
 455                                         alloc.y += toolbar->button_maxh;
 456
 457                                 break;
 458
 459                         case CHILD_WIDGET:
 460                                 alloc.width = child->widget->requisition.width;
 461                                 alloc.height = child->widget->requisition.height;
 462
 463                                 if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 464                                         alloc.y = (allocation->y
 465                                                    + (allocation->height
 466                                                       - child->widget->requisition.height) / 2);
 467                                 else
 468                                         alloc.x = (allocation->x
 469                                                    + (allocation->width
 470                                                       - child->widget->requisition.width) / 2);
 471
 472                                 gtk_widget_size_allocate(child->widget, &alloc);
 473
 474                                 if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL)
 475                                         alloc.x += child->widget->requisition.width;
 476                                 else
 477                                         alloc.y += child->widget->requisition.height;
 478
 479                                 break;
 480
 481                         default:
 482                                 g_assert_not_reached();
 483                 }
 484         }
 485 }
 486
 487 static void
 488 gtk_toolbar_add(GtkContainer *container,
 489                 GtkWidget    *widget)
 490 {
 491         g_return_if_fail(container != NULL);
 492         g_return_if_fail(GTK_IS_TOOLBAR(container));
 493         g_return_if_fail(widget != NULL);
 494
 495         gtk_toolbar_append_widget(GTK_TOOLBAR(container), NULL, widget);
 496 }
 497
 498 static void
 499 gtk_toolbar_remove(GtkContainer *container,
 500                    GtkWidget    *widget)
 501 {
 502         GtkToolbar *toolbar;
 503         GList      *children;
 504         Child      *child;
 505
 506         g_return_if_fail(container != NULL);
 507         g_return_if_fail(GTK_IS_TOOLBAR(container));
 508         g_return_if_fail(widget != NULL);
 509
 510         toolbar = GTK_TOOLBAR(container);
 511
 512         for (children = toolbar->children; children; children = children->next) {
 513                 child = children->data;
 514
 515                 if ((child->type != CHILD_SPACE) && (child->widget == widget)) {
 516                         gtk_widget_unparent(widget);
 517
 518                         toolbar->children = g_list_remove_link(toolbar->children, children);
 519                         g_free(child);
 520                         g_list_free(children);
 521                         toolbar->num_children--;
 522
 523                         if (GTK_WIDGET_VISIBLE(widget) && GTK_WIDGET_VISIBLE(container))
 524                                 gtk_widget_queue_resize(GTK_WIDGET(container));
 525
 526                         break;
 527                 }
 528         }
 529 }
 530
 531 static void
 532 gtk_toolbar_foreach(GtkContainer *container,
 533                     GtkCallback   callback,
 534                     gpointer      callback_data)
 535 {
 536         GtkToolbar *toolbar;
 537         GList      *children;
 538         Child      *child;
 539
 540         g_return_if_fail(container != NULL);
 541         g_return_if_fail(GTK_IS_TOOLBAR(container));
 542         g_return_if_fail(callback != NULL);
 543
 544         toolbar = GTK_TOOLBAR(container);
 545
 546         for (children = toolbar->children; children; children = children->next) {
 547                 child = children->data;
 548
 549                 if (child->type != CHILD_SPACE)
 550                         (*callback) (child->widget, callback_data);
 551         }
 552 }
 553
 554 GtkWidget *
 555 gtk_toolbar_append_item(GtkToolbar    *toolbar,
 556                         const char    *text,
 557                         const char    *tooltip_text,
 558                         GtkPixmap     *icon,
 559                         GtkSignalFunc  callback,
 560                         gpointer       user_data)
 561 {
 562         return gtk_toolbar_insert_item(toolbar, text, tooltip_text, icon,
 563                                        callback, user_data, toolbar->num_children);
 564 }
 565
 566 GtkWidget *
 567 gtk_toolbar_prepend_item(GtkToolbar    *toolbar,
 568                          const char    *text,
 569                          const char    *tooltip_text,
 570                          GtkPixmap     *icon,
 571                          GtkSignalFunc  callback,
 572                          gpointer       user_data)
 573 {
 574         return gtk_toolbar_insert_item(toolbar, text, tooltip_text, icon,
 575                                        callback, user_data, 0);
 576 }
 577
 578 GtkWidget *
 579 gtk_toolbar_insert_item(GtkToolbar    *toolbar,
 580                         const char    *text,
 581                         const char    *tooltip_text,
 582                         GtkPixmap     *icon,
 583                         GtkSignalFunc  callback,
 584                         gpointer       user_data,
 585                         gint           position)
 586 {
 587         Child     *child;
 588         GtkWidget *vbox;
 589
 590         g_return_val_if_fail(toolbar != NULL, NULL);
 591         g_return_val_if_fail(GTK_IS_TOOLBAR(toolbar), NULL);
 592
 593         child = g_new(Child, 1);
 594
 595         child->type = CHILD_BUTTON;
 596         child->widget = gtk_button_new();
 597
 598         if (callback)
 599                 gtk_signal_connect(GTK_OBJECT(child->widget), "clicked",
 600                                    callback, user_data);
 601
 602         if (tooltip_text)
 603                 gtk_tooltips_set_tips(toolbar->tooltips, child->widget, tooltip_text);
 604
 605         if (text)
 606                 child->label = gtk_label_new(text);
 607         else
 608                 child->label = NULL;
 609
 610         if (icon)
 611                 child->icon = GTK_WIDGET(icon);
 612         else
 613                 child->icon = NULL;
 614
 615         vbox = gtk_vbox_new(FALSE, 0);
 616         gtk_container_add(GTK_CONTAINER(child->widget), vbox);
 617         gtk_widget_show(vbox);
 618
 619         if (child->icon)
 620                 gtk_box_pack_start(GTK_BOX(vbox), child->icon, FALSE, FALSE, 0);
 621
 622         if (child->label)
 623                 gtk_box_pack_start(GTK_BOX(vbox), child->label, FALSE, FALSE, 0);
 624
 625         switch (toolbar->style) {
 626                 case GTK_TOOLBAR_ICONS:
 627                         if (child->icon)
 628                                 gtk_widget_show(child->icon);
 629                         break;
 630
 631                 case GTK_TOOLBAR_TEXT:
 632                         if (child->label)
 633                                 gtk_widget_show(child->label);
 634                         break;
 635
 636                 case GTK_TOOLBAR_BOTH:
 637                         if (child->icon)
 638                                 gtk_widget_show(child->icon);
 639
 640                         if (child->label)
 641                                 gtk_widget_show(child->label);
 642
 643                         break;
 644
 645                 default:
 646                         g_assert_not_reached();
 647         }
 648
 649         gtk_widget_show(child->widget);
 650
 651         toolbar->children = g_list_insert(toolbar->children, child, position);
 652         toolbar->num_children++;
 653
 654         gtk_widget_set_parent(child->widget, GTK_WIDGET(toolbar));
 655
 656         if (GTK_WIDGET_VISIBLE(toolbar)) {
 657                 if (GTK_WIDGET_REALIZED(toolbar)
 658                     && !GTK_WIDGET_REALIZED(child->widget))
 659                         gtk_widget_realize(child->widget);
 660
 661                 if (GTK_WIDGET_MAPPED(toolbar)
 662                     && !GTK_WIDGET_MAPPED(child->widget))
 663                         gtk_widget_map(child->widget);
 664         }
 665
 666         if (GTK_WIDGET_VISIBLE(child->widget) && GTK_WIDGET_VISIBLE(toolbar))
 667                 gtk_widget_queue_resize(child->widget);
 668
 669         return child->widget;
 670 }
 671
 672 void
 673 gtk_toolbar_append_space(GtkToolbar *toolbar)
 674 {
 675         gtk_toolbar_insert_space(toolbar, toolbar->num_children);
 676 }
 677
 678 void
 679 gtk_toolbar_prepend_space(GtkToolbar *toolbar)
 680 {
 681         gtk_toolbar_insert_space(toolbar, 0);
 682 }
 683
 684 void
 685 gtk_toolbar_insert_space(GtkToolbar *toolbar,
 686                          gint        position)
 687 {
 688         Child *child;
 689
 690         g_return_if_fail(toolbar != NULL);
 691         g_return_if_fail(GTK_IS_TOOLBAR(toolbar));
 692
 693         child = g_new(Child, 1);
 694         child->type   = CHILD_SPACE;
 695         child->widget = NULL;
 696         child->icon   = NULL;
 697         child->label  = NULL;
 698
 699         toolbar->children = g_list_insert(toolbar->children, child, position);
 700         toolbar->num_children++;
 701
 702         if (GTK_WIDGET_VISIBLE(toolbar))
 703                 gtk_widget_queue_resize(GTK_WIDGET(toolbar));
 704 }
 705
 706 void
 707 gtk_toolbar_append_widget(GtkToolbar *toolbar,
 708                           const char *tooltip_text,
 709                           GtkWidget  *widget)
 710 {
 711         gtk_toolbar_insert_widget(toolbar, tooltip_text, widget, toolbar->num_children);
 712 }
 713
 714 void
 715 gtk_toolbar_prepend_widget(GtkToolbar *toolbar,
 716                            const char *tooltip_text,
 717                            GtkWidget  *widget)
 718 {
 719         gtk_toolbar_insert_widget(toolbar, tooltip_text, widget, 0);
 720 }
 721
 722 void
 723 gtk_toolbar_insert_widget(GtkToolbar *toolbar,
 724                           const char *tooltip_text,
 725                           GtkWidget  *widget,
 726                           gint        position)
 727 {
 728         Child *child;
 729
 730         g_return_if_fail(toolbar != NULL);
 731         g_return_if_fail(widget != NULL);
 732
 733         child = g_new(Child, 1);
 734         child->type   = CHILD_WIDGET;
 735         child->widget = widget;
 736         child->icon   = NULL;
 737         child->label  = NULL;
 738
 739         if (tooltip_text)
 740                 gtk_tooltips_set_tips(toolbar->tooltips, child->widget, tooltip_text);
 741
 742         toolbar->children = g_list_insert(toolbar->children, child, position);
 743         toolbar->num_children++;
 744
 745         gtk_widget_set_parent(child->widget, GTK_WIDGET(toolbar));
 746
 747         if (GTK_WIDGET_VISIBLE(toolbar)) {
 748                 if (GTK_WIDGET_REALIZED(toolbar)
 749                     && !GTK_WIDGET_REALIZED(child->widget))
 750                         gtk_widget_realize(child->widget);
 751
 752                 if (GTK_WIDGET_MAPPED(toolbar)
 753                     && !GTK_WIDGET_MAPPED(child->widget))
 754                         gtk_widget_map(child->widget);
 755         }
 756
 757         if (GTK_WIDGET_VISIBLE(child->widget) && GTK_WIDGET_VISIBLE(toolbar))
 758                 gtk_widget_queue_resize(child->widget);
 759 }
 760
 761 void
 762 gtk_toolbar_set_orientation(GtkToolbar     *toolbar,
 763                             GtkOrientation  orientation)
 764 {
 765         gtk_signal_emit(GTK_OBJECT(toolbar), toolbar_signals[ORIENTATION_CHANGED], orientation);
 766 }
 767
 768 void
 769 gtk_toolbar_set_style(GtkToolbar      *toolbar,
 770                       GtkToolbarStyle  style)
 771 {
 772         gtk_signal_emit(GTK_OBJECT(toolbar), toolbar_signals[STYLE_CHANGED], style);
 773 }
 774
 775 void
 776 gtk_toolbar_set_space_size(GtkToolbar *toolbar,
 777                            gint        space_size)
 778 {
 779         g_return_if_fail(toolbar != NULL);
 780         g_return_if_fail(GTK_IS_TOOLBAR(toolbar));
 781
 782         if (toolbar->space_size != space_size) {
 783                 toolbar->space_size = space_size;
 784                 gtk_widget_queue_resize(GTK_WIDGET(toolbar));
 785         }
 786 }
 787
 788 void
 789 gtk_toolbar_set_tooltips(GtkToolbar *toolbar,
 790                          gint        enable)
 791 {
 792         g_return_if_fail(toolbar != NULL);
 793         g_return_if_fail(GTK_IS_TOOLBAR(toolbar));
 794
 795         if (enable)
 796                 gtk_tooltips_enable(toolbar->tooltips);
 797         else
 798                 gtk_tooltips_disable(toolbar->tooltips);
 799 }
 800
 801 static void
 802 gtk_toolbar_marshal_signal_1(GtkObject     *object,
 803                              GtkSignalFunc  func,
 804                              gpointer       func_data,
 805                              GtkArg        *args)
 806 {
 807         GtkToolbarSignal1 rfunc;
 808
 809         rfunc = (GtkToolbarSignal1) func;
 810
 811         (*rfunc) (object, GTK_VALUE_ENUM(args[0]), func_data);
 812 }
 813
 814 static void
 815 gtk_real_toolbar_orientation_changed(GtkToolbar     *toolbar,
 816                                      GtkOrientation  orientation)
 817 {
 818         g_return_if_fail(toolbar != NULL);
 819         g_return_if_fail(GTK_IS_TOOLBAR(toolbar));
 820
 821         if (toolbar->orientation != orientation) {
 822                 toolbar->orientation = orientation;
 823                 gtk_widget_queue_resize(GTK_WIDGET(toolbar));
 824         }
 825 }
 826
 827 static void
 828 gtk_real_toolbar_style_changed(GtkToolbar      *toolbar,
 829                                GtkToolbarStyle  style)
 830 {
 831         GList *children;
 832         Child *child;
 833
 834         g_return_if_fail(toolbar != NULL);
 835         g_return_if_fail(GTK_IS_TOOLBAR(toolbar));
 836
 837         if (toolbar->style != style) {
 838                 toolbar->style = style;
 839
 840                 for (children = toolbar->children; children; children = children->next) {
 841                         child = children->data;
 842
 843                         if (child->type == CHILD_BUTTON)
 844                                 switch (style) {
 845                                         case GTK_TOOLBAR_ICONS:
 846                                                 if (child->icon && !GTK_WIDGET_VISIBLE(child->icon))
 847                                                         gtk_widget_show(child->icon);
 848
 849                                                 if (child->label && GTK_WIDGET_VISIBLE(child->label))
 850                                                         gtk_widget_hide(child->label);
 851
 852                                                 break;
 853
 854                                         case GTK_TOOLBAR_TEXT:
 855                                                 if (child->icon && GTK_WIDGET_VISIBLE(child->icon))
 856                                                         gtk_widget_hide(child->icon);
 857
 858                                                 if (child->label && !GTK_WIDGET_VISIBLE(child->label))
 859                                                         gtk_widget_show(child->label);
 860
 861                                                 break;
 862
 863                                         case GTK_TOOLBAR_BOTH:
 864                                                 if (child->icon && !GTK_WIDGET_VISIBLE(child->icon))
 865                                                         gtk_widget_show(child->icon);
 866
 867                                                 if (child->label && !GTK_WIDGET_VISIBLE(child->label))
 868                                                         gtk_widget_show(child->label);
 869
 870                                                 break;
 871
 872                                         default:
 873                                                 g_assert_not_reached();
 874                                 }
 875                 }
 876
 877                 gtk_widget_queue_resize(GTK_WIDGET(toolbar));
 878         }
 879 }